IT Line monitor
IR 9112/710

. To monitor the IT system of rooms used for medical purposes according to VDE 0100-710
. Overcurrent and temperature control of the IT isolating transformers
. Insulation monitoring of the IT power system

Features
. According to IEC/EN 60255-1, IEC/EN 61557-8
. For rooms used for medical purposes according to IEC 60364-7-710, DIN VDE 0100-710
. Consisting of:
. Current monitoring system
- Measuring ranges of 5 … 50 A (with external converter 50 / 5 A)
- Adjustable from 0.1 … 1 IN
- Hysteresis fixed at approx. 4%
- Adjustable switching delay
- LED indicators for correct status and overcurrent
- 2 changeover contacts
. Temperature monitoring system
- Detection of temperature overrange
- Deetection of wire breakage in the sensor circuit
- Input P1 / P2 for 1 ... 6 thermistors
- LED for auxiliary voltage and contact position
- 2 changeover contacts
. Insulation monitoring
- For straight three-phase and A.C. power systems with 0 … 300 V and 10 … 1000 Hz
- Fixed alarm threshold for ground fault RAL of 50 kΩ ... 500 kΩ
- With line breakage monitoring function of the Measuring circuit
- Optionally, programmable for storing or non-storing of errors
- With reset and test key
- Additional external reset and test keys can be connected
- LED indicators for operability, insulation error, and interruption of Measuring circuit
- 2 changeover contacts
. With LED chain do display the momentary status of insulation and/or connection of the test and indication panel UP 5862, as option (width 140 mm)
. 105 mm width

Technical specifications
Width: 105mm
Enclosure design: Distribution board
IMD type: AC
Nominal voltage IT system: AC 0 - 300V
Response value type: Fixed
Response value: 50kΩ
Earth fault indicator: Yes
Auxiliary voltage: AC
Classification: For medically used rooms
Type: IR 9112/710


Manufacturer: E. Dold & Söhne GmbH & Co. KG
Type: IR9112/710  AC230V
Art. No.: 0056559